<template>
  <div class="playlists-container">
    <!-- 同步 -->
    <div class="top-card">
      <div class="icon-wrap">
        <!-- 封面 -->
        <img :src="topList.coverImgUrl" alt="" />
      </div>
      <div class="content-wrap">
        <div class="tag">精品歌单</div>
        <!-- 标题 -->
        <div class="title">
          {{topList.name}}
        </div>
        <!-- 介绍 -->
        <div class="info">
         {{topList.description}}
        </div>
      </div>
      <!-- 背景 -->
      <img :src="topList.coverImgUrl" alt="" class="bg" />
      <div class="bg-mask"></div>
    </div>
    <div class="tab-container">
      <!-- tab栏 顶部 -->
      <div class="tab-bar">
        <span class="item" :class="{active:tag=='全部'}" @click="tag='全部'">全部</span>
        <span class="item" :class="{active:tag=='欧美'}" @click="tag='欧美'">欧美</span>
        <span class="item" :class="{active:tag=='华语'}" @click="tag='华语'">华语</span>
        <span class="item" :class="{active:tag=='流行'}" @click="tag='流行'">流行</span>
        <span class="item" :class="{active:tag=='说唱'}" @click="tag='说唱'">说唱</span>
        <span class="item" :class="{active:tag=='摇滚'}" @click="tag='摇滚'">摇滚</span>
        <span class="item" :class="{active:tag=='民谣'}" @click="tag='民谣'">民谣</span>
        <span class="item" :class="{active:tag=='电子'}" @click="tag='电子'">电子</span>
        <span class="item" :class="{active:tag=='轻音乐'}" @click="tag='轻音乐'">轻音乐</span>
        <span class="item" :class="{active:tag=='影视原声'}" @click="tag='影视原声'">影视原声</span>
        <span class="item" :class="{active:tag=='ACG'}" @click="tag='ACG'">ACG</span>
        <span class="item" :class="{active:tag=='怀旧'}" @click="tag='怀旧'">怀旧</span>
        <span class="item" :class="{active:tag=='治愈'}" @click="tag='治愈'">治愈</span>
        <span class="item" :class="{active:tag=='旅行'}" @click="tag='旅行'">旅行</span>
      </div>
      <!-- tab的内容区域 -->
      <div class="tab-content">
        <div class="items">
          <div class="item" v-for="(item,index) in list" :key="index" @click="toPlayList(item.id)">
            <div class="img-wrap">
              <div class="num-wrap">
                播放量:
                <span class="num">{{item.playCount}}</span>
              </div>
              <img :src="item.coverImgUrl" alt=""/>
              <span class="iconfont icon-play"></span>
            </div>
            <p class="name">{{item.name}}</p>
          </div>
        </div>
      </div>
    </div>
    <!-- 分页器 
    total：总条数，
    current-page：当前页
    page-size="10：每页多少条
    -->
    <el-pagination
      @current-change="handleCurrentChange"
      background
      layout="prev, pager, next"
      :total="total"
      :current-page="page"
      :page-size="20"
    >
    </el-pagination>
  </div>
</template>

<script>
import axios from 'axios'
export default {
  name: 'recommend',
  data() {
    return {
      // 总条数
      total:0,
      // 页码
      page:1,
      //顶部精品歌单
      topList:{},
      //歌单列表
      list:[],
      tag:"全部"
    };
  },
  watch:{
    tag(){
      this.topData(),
      this.listData()
      //修改页码为初始值1
      this.page=1
    }

  },

  created() {
    //顶部精品歌单
    this.topData(),
    //歌单列表
    this.listData()
  },
  methods: {

    topData(){
      axios({
      // url:'https://autumnfish.cn/top/playlist',
      url:'https://autumnfish.cn/top/playlist/hightquality',
      // url:'https://autumnfish.cn/playlist/detail'
      
      method:'get',
      params:{
        limit:1,
        //分类数据
        cat:this.tag
      }
    }).then(res=>{
      this.topList=res.data.playlists[0]
    })

    },
    listData(){
      axios({
      url:'https://autumnfish.cn/top/playlist',
      method:'get',
      params:{
        limit:15,
        //起始的值
        offset:(this.page-1)*10,
        //分类数据
        cat:this.tag
      }
    }).then(res=>{
      this.list=res.data.playlists
      this.total=res.data.total
    })

    },
    //点击页码，改变歌单列表
    handleCurrentChange(val) {
      // console.log(`当前页: ${val}`);
      //保存页码
      this.page=val
      //重新获取数据
      this.listData()
    },
    //歌单跳转
    toPlayList(id){
      //跳转并携带数据
      this.$router.push(`/playlist?q=${id}`)

    }
  }
};
</script>

<style >

</style>
